<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="/test/upload" method="post" enctype="multipart/form-data">
    <div>
        <input type="file"
               name="file"
               value="选择文件">
        <input type="submit" value="上传">
    </div>
</form>
</body>
</html>